Home / 8,376.22-11,561.72-4,841.92

Finding the Fourth Proportional to 8,376.22, 11,561.72 and 4,841.92

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Solution

The fourth proportional to 8,376.22, 11,561.72 and 4,841.92 is: 6,683.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,376.22 : 11,561.72 = 4,841.92 : x
  2. Step 2: Convert to fraction form
    8,376.22/11,561.72 = 4,841.92/x
  3. Step 3: Cross multiply
    8,376.22x = 11,561.72 × 4,841.92
  4. Step 4: Simplify right side
    8,376.22x = 55,980,923.30
  5. Step 5: Solve for x
    x = 55,980,923.30/8,376.22
  6. Step 6: Final answer
    x = 6,683.32

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.